Home / 969,255.12-1,337,697.42-555,953.16

Finding the Fourth Proportional to 969,255.12, 1,337,697.42 and 555,953.16

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Solution

The fourth proportional to 969,255.12, 1,337,697.42 and 555,953.16 is: 767,287.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,255.12 : 1,337,697.42 = 555,953.16 : x
  2. Step 2: Convert to fraction form
    969,255.12/1,337,697.42 = 555,953.16/x
  3. Step 3: Cross multiply
    969,255.12x = 1,337,697.42 × 555,953.16
  4. Step 4: Simplify right side
    969,255.12x = 743,697,107,772.85
  5. Step 5: Solve for x
    x = 743,697,107,772.85/969,255.12
  6. Step 6: Final answer
    x = 767,287.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.